I believe It will collapse on it's self and form a blackhole, most stars do this when they've burnt out all their fuel.
Because of <span>Presbycusis or age-related hearing </span><span>loss</span>
I mean, not all do? But in Japan, looking nice is a (really) common thing. I assume they just take really good care of their hair though. And the black, could be natural or dyed.
